TSTP Solution File: SWC031+1 by Vampire---4.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Vampire---4.8
% Problem  : SWC031+1 : TPTP v8.1.2. Released v2.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule file --schedule_file /export/starexec/sandbox/solver/bin/quickGreedyProduceRating_steal_pow3.txt --cores 8 -m 12000 -t %d %s

% Computer : n007.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Wed May  1 03:59:18 EDT 2024

% Result   : Theorem 0.61s 0.78s
% Output   : Refutation 0.61s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   42
%            Number of leaves      :   23
% Syntax   : Number of formulae    :  127 (   8 unt;   0 def)
%            Number of atoms       :  702 ( 176 equ)
%            Maximal formula atoms :   34 (   5 avg)
%            Number of connectives :  964 ( 389   ~; 380   |; 148   &)
%                                         (   9 <=>;  38  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   17 (   7 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :   12 (  10 usr;   4 prp; 0-2 aty)
%            Number of functors    :   10 (  10 usr;   5 con; 0-2 aty)
%            Number of variables   :  194 ( 158   !;  36   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f802,plain,
    $false,
    inference(avatar_sat_refutation,[],[f388,f389,f407,f778,f799]) ).

fof(f799,plain,
    ( spl23_2
    | spl23_3 ),
    inference(avatar_contradiction_clause,[],[f798]) ).

fof(f798,plain,
    ( $false
    | spl23_2
    | spl23_3 ),
    inference(subsumption_resolution,[],[f797,f239]) ).

fof(f239,plain,
    ssList(sK3),
    inference(cnf_transformation,[],[f186]) ).

fof(f186,plain,
    ( ( ( nil != sK1
        & nil = sK0 )
      | ( nil != sK0
        & nil = sK1 ) )
    & ! [X4] :
        ( ~ totalorderedP(X4)
        | ~ segmentP(X4,sK2)
        | ~ frontsegP(sK3,X4)
        | ~ neq(sK2,X4)
        | ~ ssList(X4) )
    & totalorderedP(sK2)
    & frontsegP(sK3,sK2)
    & sK0 = sK2
    & sK1 = sK3
    & ssList(sK3)
    & ssList(sK2)
    & ssList(sK1)
    & ssList(sK0) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0,sK1,sK2,sK3])],[f99,f185,f184,f183,f182]) ).

fof(f182,plain,
    ( ? [X0] :
        ( ? [X1] :
            ( ? [X2] :
                ( ? [X3] :
                    ( ( ( nil != X1
                        & nil = X0 )
                      | ( nil != X0
                        & nil = X1 ) )
                    & ! [X4] :
                        ( ~ totalorderedP(X4)
                        | ~ segmentP(X4,X2)
                        | ~ frontsegP(X3,X4)
                        | ~ neq(X2,X4)
                        | ~ ssList(X4) )
                    & totalorderedP(X2)
                    & frontsegP(X3,X2)
                    & X0 = X2
                    & X1 = X3
                    & ssList(X3) )
                & ssList(X2) )
            & ssList(X1) )
        & ssList(X0) )
   => ( ? [X1] :
          ( ? [X2] :
              ( ? [X3] :
                  ( ( ( nil != X1
                      & nil = sK0 )
                    | ( nil != sK0
                      & nil = X1 ) )
                  & ! [X4] :
                      ( ~ totalorderedP(X4)
                      | ~ segmentP(X4,X2)
                      | ~ frontsegP(X3,X4)
                      | ~ neq(X2,X4)
                      | ~ ssList(X4) )
                  & totalorderedP(X2)
                  & frontsegP(X3,X2)
                  & sK0 = X2
                  & X1 = X3
                  & ssList(X3) )
              & ssList(X2) )
          & ssList(X1) )
      & ssList(sK0) ) ),
    introduced(choice_axiom,[]) ).

fof(f183,plain,
    ( ? [X1] :
        ( ? [X2] :
            ( ? [X3] :
                ( ( ( nil != X1
                    & nil = sK0 )
                  | ( nil != sK0
                    & nil = X1 ) )
                & ! [X4] :
                    ( ~ totalorderedP(X4)
                    | ~ segmentP(X4,X2)
                    | ~ frontsegP(X3,X4)
                    | ~ neq(X2,X4)
                    | ~ ssList(X4) )
                & totalorderedP(X2)
                & frontsegP(X3,X2)
                & sK0 = X2
                & X1 = X3
                & ssList(X3) )
            & ssList(X2) )
        & ssList(X1) )
   => ( ? [X2] :
          ( ? [X3] :
              ( ( ( nil != sK1
                  & nil = sK0 )
                | ( nil != sK0
                  & nil = sK1 ) )
              & ! [X4] :
                  ( ~ totalorderedP(X4)
                  | ~ segmentP(X4,X2)
                  | ~ frontsegP(X3,X4)
                  | ~ neq(X2,X4)
                  | ~ ssList(X4) )
              & totalorderedP(X2)
              & frontsegP(X3,X2)
              & sK0 = X2
              & sK1 = X3
              & ssList(X3) )
          & ssList(X2) )
      & ssList(sK1) ) ),
    introduced(choice_axiom,[]) ).

fof(f184,plain,
    ( ? [X2] :
        ( ? [X3] :
            ( ( ( nil != sK1
                & nil = sK0 )
              | ( nil != sK0
                & nil = sK1 ) )
            & ! [X4] :
                ( ~ totalorderedP(X4)
                | ~ segmentP(X4,X2)
                | ~ frontsegP(X3,X4)
                | ~ neq(X2,X4)
                | ~ ssList(X4) )
            & totalorderedP(X2)
            & frontsegP(X3,X2)
            & sK0 = X2
            & sK1 = X3
            & ssList(X3) )
        & ssList(X2) )
   => ( ? [X3] :
          ( ( ( nil != sK1
              & nil = sK0 )
            | ( nil != sK0
              & nil = sK1 ) )
          & ! [X4] :
              ( ~ totalorderedP(X4)
              | ~ segmentP(X4,sK2)
              | ~ frontsegP(X3,X4)
              | ~ neq(sK2,X4)
              | ~ ssList(X4) )
          & totalorderedP(sK2)
          & frontsegP(X3,sK2)
          & sK0 = sK2
          & sK1 = X3
          & ssList(X3) )
      & ssList(sK2) ) ),
    introduced(choice_axiom,[]) ).

fof(f185,plain,
    ( ? [X3] :
        ( ( ( nil != sK1
            & nil = sK0 )
          | ( nil != sK0
            & nil = sK1 ) )
        & ! [X4] :
            ( ~ totalorderedP(X4)
            | ~ segmentP(X4,sK2)
            | ~ frontsegP(X3,X4)
            | ~ neq(sK2,X4)
            | ~ ssList(X4) )
        & totalorderedP(sK2)
        & frontsegP(X3,sK2)
        & sK0 = sK2
        & sK1 = X3
        & ssList(X3) )
   => ( ( ( nil != sK1
          & nil = sK0 )
        | ( nil != sK0
          & nil = sK1 ) )
      & ! [X4] :
          ( ~ totalorderedP(X4)
          | ~ segmentP(X4,sK2)
          | ~ frontsegP(sK3,X4)
          | ~ neq(sK2,X4)
          | ~ ssList(X4) )
      & totalorderedP(sK2)
      & frontsegP(sK3,sK2)
      & sK0 = sK2
      & sK1 = sK3
      & ssList(sK3) ) ),
    introduced(choice_axiom,[]) ).

fof(f99,plain,
    ? [X0] :
      ( ? [X1] :
          ( ? [X2] :
              ( ? [X3] :
                  ( ( ( nil != X1
                      & nil = X0 )
                    | ( nil != X0
                      & nil = X1 ) )
                  & ! [X4] :
                      ( ~ totalorderedP(X4)
                      | ~ segmentP(X4,X2)
                      | ~ frontsegP(X3,X4)
                      | ~ neq(X2,X4)
                      | ~ ssList(X4) )
                  & totalorderedP(X2)
                  & frontsegP(X3,X2)
                  & X0 = X2
                  & X1 = X3
                  & ssList(X3) )
              & ssList(X2) )
          & ssList(X1) )
      & ssList(X0) ),
    inference(flattening,[],[f98]) ).

fof(f98,plain,
    ? [X0] :
      ( ? [X1] :
          ( ? [X2] :
              ( ? [X3] :
                  ( ( ( nil != X1
                      & nil = X0 )
                    | ( nil != X0
                      & nil = X1 ) )
                  & ! [X4] :
                      ( ~ totalorderedP(X4)
                      | ~ segmentP(X4,X2)
                      | ~ frontsegP(X3,X4)
                      | ~ neq(X2,X4)
                      | ~ ssList(X4) )
                  & totalorderedP(X2)
                  & frontsegP(X3,X2)
                  & X0 = X2
                  & X1 = X3
                  & ssList(X3) )
              & ssList(X2) )
          & ssList(X1) )
      & ssList(X0) ),
    inference(ennf_transformation,[],[f97]) ).

fof(f97,negated_conjecture,
    ~ ! [X0] :
        ( ssList(X0)
       => ! [X1] :
            ( ssList(X1)
           => ! [X2] :
                ( ssList(X2)
               => ! [X3] :
                    ( ssList(X3)
                   => ( ( ( nil = X1
                          | nil != X0 )
                        & ( nil = X0
                          | nil != X1 ) )
                      | ? [X4] :
                          ( totalorderedP(X4)
                          & segmentP(X4,X2)
                          & frontsegP(X3,X4)
                          & neq(X2,X4)
                          & ssList(X4) )
                      | ~ totalorderedP(X2)
                      | ~ frontsegP(X3,X2)
                      | X0 != X2
                      | X1 != X3 ) ) ) ) ),
    inference(negated_conjecture,[],[f96]) ).

fof(f96,conjecture,
    ! [X0] :
      ( ssList(X0)
     => ! [X1] :
          ( ssList(X1)
         => ! [X2] :
              ( ssList(X2)
             => ! [X3] :
                  ( ssList(X3)
                 => ( ( ( nil = X1
                        | nil != X0 )
                      & ( nil = X0
                        | nil != X1 ) )
                    | ? [X4] :
                        ( totalorderedP(X4)
                        & segmentP(X4,X2)
                        & frontsegP(X3,X4)
                        & neq(X2,X4)
                        & ssList(X4) )
                    | ~ totalorderedP(X2)
                    | ~ frontsegP(X3,X2)
                    | X0 != X2
                    | X1 != X3 ) ) ) ) ),
    file('/export/starexec/sandbox/tmp/tmp.2gL2jcdDiK/Vampire---4.8_31760',co1) ).

fof(f797,plain,
    ( ~ ssList(sK3)
    | spl23_2
    | spl23_3 ),
    inference(subsumption_resolution,[],[f795,f387]) ).

fof(f387,plain,
    ( nil != sK3
    | spl23_2 ),
    inference(avatar_component_clause,[],[f385]) ).

fof(f385,plain,
    ( spl23_2
  <=> nil = sK3 ),
    introduced(avatar_definition,[new_symbols(naming,[spl23_2])]) ).

fof(f795,plain,
    ( nil = sK3
    | ~ ssList(sK3)
    | spl23_3 ),
    inference(resolution,[],[f770,f298]) ).

fof(f298,plain,
    ! [X0] :
      ( ssItem(sK15(X0))
      | nil = X0
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f217]) ).

fof(f217,plain,
    ! [X0] :
      ( ( cons(sK15(X0),sK14(X0)) = X0
        & ssItem(sK15(X0))
        & ssList(sK14(X0)) )
      | nil = X0
      | ~ ssList(X0) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK14,sK15])],[f129,f216,f215]) ).

fof(f215,plain,
    ! [X0] :
      ( ? [X1] :
          ( ? [X2] :
              ( cons(X2,X1) = X0
              & ssItem(X2) )
          & ssList(X1) )
     => ( ? [X2] :
            ( cons(X2,sK14(X0)) = X0
            & ssItem(X2) )
        & ssList(sK14(X0)) ) ),
    introduced(choice_axiom,[]) ).

fof(f216,plain,
    ! [X0] :
      ( ? [X2] :
          ( cons(X2,sK14(X0)) = X0
          & ssItem(X2) )
     => ( cons(sK15(X0),sK14(X0)) = X0
        & ssItem(sK15(X0)) ) ),
    introduced(choice_axiom,[]) ).

fof(f129,plain,
    ! [X0] :
      ( ? [X1] :
          ( ? [X2] :
              ( cons(X2,X1) = X0
              & ssItem(X2) )
          & ssList(X1) )
      | nil = X0
      | ~ ssList(X0) ),
    inference(flattening,[],[f128]) ).

fof(f128,plain,
    ! [X0] :
      ( ? [X1] :
          ( ? [X2] :
              ( cons(X2,X1) = X0
              & ssItem(X2) )
          & ssList(X1) )
      | nil = X0
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f20]) ).

fof(f20,axiom,
    ! [X0] :
      ( ssList(X0)
     => ( ? [X1] :
            ( ? [X2] :
                ( cons(X2,X1) = X0
                & ssItem(X2) )
            & ssList(X1) )
        | nil = X0 ) ),
    file('/export/starexec/sandbox/tmp/tmp.2gL2jcdDiK/Vampire---4.8_31760',ax20) ).

fof(f770,plain,
    ( ~ ssItem(sK15(sK3))
    | spl23_3 ),
    inference(avatar_component_clause,[],[f768]) ).

fof(f768,plain,
    ( spl23_3
  <=> ssItem(sK15(sK3)) ),
    introduced(avatar_definition,[new_symbols(naming,[spl23_3])]) ).

fof(f778,plain,
    ( ~ spl23_3
    | ~ spl23_1
    | spl23_2 ),
    inference(avatar_split_clause,[],[f777,f385,f381,f768]) ).

fof(f381,plain,
    ( spl23_1
  <=> nil = sK2 ),
    introduced(avatar_definition,[new_symbols(naming,[spl23_1])]) ).

fof(f777,plain,
    ( ~ ssItem(sK15(sK3))
    | ~ spl23_1
    | spl23_2 ),
    inference(subsumption_resolution,[],[f763,f253]) ).

fof(f253,plain,
    ssList(nil),
    inference(cnf_transformation,[],[f17]) ).

fof(f17,axiom,
    ssList(nil),
    file('/export/starexec/sandbox/tmp/tmp.2gL2jcdDiK/Vampire---4.8_31760',ax17) ).

fof(f763,plain,
    ( ~ ssItem(sK15(sK3))
    | ~ ssList(nil)
    | ~ spl23_1
    | spl23_2 ),
    inference(trivial_inequality_removal,[],[f757]) ).

fof(f757,plain,
    ( nil != nil
    | ~ ssItem(sK15(sK3))
    | ~ ssList(nil)
    | ~ spl23_1
    | spl23_2 ),
    inference(superposition,[],[f302,f730]) ).

fof(f730,plain,
    ( nil = cons(sK15(sK3),nil)
    | ~ spl23_1
    | spl23_2 ),
    inference(subsumption_resolution,[],[f729,f239]) ).

fof(f729,plain,
    ( nil = cons(sK15(sK3),nil)
    | ~ ssList(sK3)
    | ~ spl23_1
    | spl23_2 ),
    inference(subsumption_resolution,[],[f728,f387]) ).

fof(f728,plain,
    ( nil = cons(sK15(sK3),nil)
    | nil = sK3
    | ~ ssList(sK3)
    | ~ spl23_1 ),
    inference(duplicate_literal_removal,[],[f725]) ).

fof(f725,plain,
    ( nil = cons(sK15(sK3),nil)
    | nil = sK3
    | ~ ssList(sK3)
    | ~ ssList(sK3)
    | ~ spl23_1 ),
    inference(resolution,[],[f702,f261]) ).

fof(f261,plain,
    ! [X0] :
      ( frontsegP(X0,X0)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f107]) ).

fof(f107,plain,
    ! [X0] :
      ( frontsegP(X0,X0)
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f42]) ).

fof(f42,axiom,
    ! [X0] :
      ( ssList(X0)
     => frontsegP(X0,X0) ),
    file('/export/starexec/sandbox/tmp/tmp.2gL2jcdDiK/Vampire---4.8_31760',ax42) ).

fof(f702,plain,
    ( ! [X0] :
        ( ~ frontsegP(sK3,X0)
        | nil = cons(sK15(X0),nil)
        | nil = X0
        | ~ ssList(X0) )
    | ~ spl23_1 ),
    inference(subsumption_resolution,[],[f701,f298]) ).

fof(f701,plain,
    ( ! [X0] :
        ( ~ frontsegP(sK3,X0)
        | nil = cons(sK15(X0),nil)
        | ~ ssItem(sK15(X0))
        | nil = X0
        | ~ ssList(X0) )
    | ~ spl23_1 ),
    inference(subsumption_resolution,[],[f696,f297]) ).

fof(f297,plain,
    ! [X0] :
      ( ssList(sK14(X0))
      | nil = X0
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f217]) ).

fof(f696,plain,
    ( ! [X0] :
        ( ~ frontsegP(sK3,X0)
        | ~ ssList(sK14(X0))
        | nil = cons(sK15(X0),nil)
        | ~ ssItem(sK15(X0))
        | nil = X0
        | ~ ssList(X0) )
    | ~ spl23_1 ),
    inference(superposition,[],[f677,f299]) ).

fof(f299,plain,
    ! [X0] :
      ( cons(sK15(X0),sK14(X0)) = X0
      | nil = X0
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f217]) ).

fof(f677,plain,
    ( ! [X0,X1] :
        ( ~ frontsegP(sK3,cons(X0,X1))
        | ~ ssList(X1)
        | nil = cons(X0,nil)
        | ~ ssItem(X0) )
    | ~ spl23_1 ),
    inference(duplicate_literal_removal,[],[f675]) ).

fof(f675,plain,
    ( ! [X0,X1] :
        ( ~ frontsegP(sK3,cons(X0,X1))
        | ~ ssList(X1)
        | nil = cons(X0,nil)
        | ~ ssItem(X0)
        | ~ ssItem(X0)
        | ~ ssList(X1) )
    | ~ spl23_1 ),
    inference(superposition,[],[f657,f309]) ).

fof(f309,plain,
    ! [X0,X1] :
      ( cons(X1,X0) = app(cons(X1,nil),X0)
      | ~ ssItem(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f137]) ).

fof(f137,plain,
    ! [X0] :
      ( ! [X1] :
          ( cons(X1,X0) = app(cons(X1,nil),X0)
          | ~ ssItem(X1) )
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f81]) ).

fof(f81,axiom,
    ! [X0] :
      ( ssList(X0)
     => ! [X1] :
          ( ssItem(X1)
         => cons(X1,X0) = app(cons(X1,nil),X0) ) ),
    file('/export/starexec/sandbox/tmp/tmp.2gL2jcdDiK/Vampire---4.8_31760',ax81) ).

fof(f657,plain,
    ( ! [X0,X1] :
        ( ~ frontsegP(sK3,app(cons(X0,nil),X1))
        | ~ ssList(X1)
        | nil = cons(X0,nil)
        | ~ ssItem(X0) )
    | ~ spl23_1 ),
    inference(subsumption_resolution,[],[f656,f253]) ).

fof(f656,plain,
    ( ! [X0,X1] :
        ( nil = cons(X0,nil)
        | ~ ssList(X1)
        | ~ frontsegP(sK3,app(cons(X0,nil),X1))
        | ~ ssItem(X0)
        | ~ ssList(nil) )
    | ~ spl23_1 ),
    inference(duplicate_literal_removal,[],[f655]) ).

fof(f655,plain,
    ( ! [X0,X1] :
        ( nil = cons(X0,nil)
        | ~ ssList(X1)
        | ~ frontsegP(sK3,app(cons(X0,nil),X1))
        | ~ ssItem(X0)
        | ~ ssItem(X0)
        | ~ ssList(nil) )
    | ~ spl23_1 ),
    inference(resolution,[],[f653,f303]) ).

fof(f303,plain,
    ! [X0,X1] :
      ( ssList(cons(X1,X0))
      | ~ ssItem(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f133]) ).

fof(f133,plain,
    ! [X0] :
      ( ! [X1] :
          ( ssList(cons(X1,X0))
          | ~ ssItem(X1) )
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f16]) ).

fof(f16,axiom,
    ! [X0] :
      ( ssList(X0)
     => ! [X1] :
          ( ssItem(X1)
         => ssList(cons(X1,X0)) ) ),
    file('/export/starexec/sandbox/tmp/tmp.2gL2jcdDiK/Vampire---4.8_31760',ax16) ).

fof(f653,plain,
    ( ! [X0,X1] :
        ( ~ ssList(cons(X0,nil))
        | nil = cons(X0,nil)
        | ~ ssList(X1)
        | ~ frontsegP(sK3,app(cons(X0,nil),X1))
        | ~ ssItem(X0) )
    | ~ spl23_1 ),
    inference(duplicate_literal_removal,[],[f649]) ).

fof(f649,plain,
    ( ! [X0,X1] :
        ( ~ ssItem(X0)
        | nil = cons(X0,nil)
        | ~ ssList(X1)
        | ~ frontsegP(sK3,app(cons(X0,nil),X1))
        | ~ ssList(cons(X0,nil))
        | ~ ssList(cons(X0,nil)) )
    | ~ spl23_1 ),
    inference(resolution,[],[f648,f261]) ).

fof(f648,plain,
    ( ! [X2,X0,X1] :
        ( ~ frontsegP(X1,cons(X0,nil))
        | ~ ssItem(X0)
        | nil = cons(X0,nil)
        | ~ ssList(X2)
        | ~ frontsegP(sK3,app(X1,X2))
        | ~ ssList(X1) )
    | ~ spl23_1 ),
    inference(subsumption_resolution,[],[f647,f253]) ).

fof(f647,plain,
    ( ! [X2,X0,X1] :
        ( nil = cons(X0,nil)
        | ~ ssItem(X0)
        | ~ frontsegP(X1,cons(X0,nil))
        | ~ ssList(X2)
        | ~ frontsegP(sK3,app(X1,X2))
        | ~ ssList(X1)
        | ~ ssList(nil) )
    | ~ spl23_1 ),
    inference(duplicate_literal_removal,[],[f646]) ).

fof(f646,plain,
    ( ! [X2,X0,X1] :
        ( nil = cons(X0,nil)
        | ~ ssItem(X0)
        | ~ frontsegP(X1,cons(X0,nil))
        | ~ ssList(X2)
        | ~ frontsegP(sK3,app(X1,X2))
        | ~ ssList(X1)
        | ~ ssItem(X0)
        | ~ ssList(nil) )
    | ~ spl23_1 ),
    inference(resolution,[],[f619,f303]) ).

fof(f619,plain,
    ( ! [X2,X0,X1] :
        ( ~ ssList(cons(X2,nil))
        | nil = cons(X2,nil)
        | ~ ssItem(X2)
        | ~ frontsegP(X0,cons(X2,nil))
        | ~ ssList(X1)
        | ~ frontsegP(sK3,app(X0,X1))
        | ~ ssList(X0) )
    | ~ spl23_1 ),
    inference(subsumption_resolution,[],[f616,f314]) ).

fof(f314,plain,
    ! [X0,X1] :
      ( ssList(app(X0,X1))
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f144]) ).

fof(f144,plain,
    ! [X0] :
      ( ! [X1] :
          ( ssList(app(X0,X1))
          | ~ ssList(X1) )
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f26]) ).

fof(f26,axiom,
    ! [X0] :
      ( ssList(X0)
     => ! [X1] :
          ( ssList(X1)
         => ssList(app(X0,X1)) ) ),
    file('/export/starexec/sandbox/tmp/tmp.2gL2jcdDiK/Vampire---4.8_31760',ax26) ).

fof(f616,plain,
    ( ! [X2,X0,X1] :
        ( ~ frontsegP(sK3,app(X0,X1))
        | ~ ssList(app(X0,X1))
        | nil = cons(X2,nil)
        | ~ ssItem(X2)
        | ~ frontsegP(X0,cons(X2,nil))
        | ~ ssList(X1)
        | ~ ssList(cons(X2,nil))
        | ~ ssList(X0) )
    | ~ spl23_1 ),
    inference(resolution,[],[f601,f260]) ).

fof(f260,plain,
    ! [X2,X0,X1] :
      ( frontsegP(app(X0,X2),X1)
      | ~ frontsegP(X0,X1)
      | ~ ssList(X2)
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f106]) ).

fof(f106,plain,
    ! [X0] :
      ( ! [X1] :
          ( ! [X2] :
              ( frontsegP(app(X0,X2),X1)
              | ~ frontsegP(X0,X1)
              | ~ ssList(X2) )
          | ~ ssList(X1) )
      | ~ ssList(X0) ),
    inference(flattening,[],[f105]) ).

fof(f105,plain,
    ! [X0] :
      ( ! [X1] :
          ( ! [X2] :
              ( frontsegP(app(X0,X2),X1)
              | ~ frontsegP(X0,X1)
              | ~ ssList(X2) )
          | ~ ssList(X1) )
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f43]) ).

fof(f43,axiom,
    ! [X0] :
      ( ssList(X0)
     => ! [X1] :
          ( ssList(X1)
         => ! [X2] :
              ( ssList(X2)
             => ( frontsegP(X0,X1)
               => frontsegP(app(X0,X2),X1) ) ) ) ),
    file('/export/starexec/sandbox/tmp/tmp.2gL2jcdDiK/Vampire---4.8_31760',ax43) ).

fof(f601,plain,
    ( ! [X0,X1] :
        ( ~ frontsegP(X0,cons(X1,nil))
        | ~ frontsegP(sK3,X0)
        | ~ ssList(X0)
        | nil = cons(X1,nil)
        | ~ ssItem(X1) )
    | ~ spl23_1 ),
    inference(subsumption_resolution,[],[f600,f253]) ).

fof(f600,plain,
    ( ! [X0,X1] :
        ( ~ frontsegP(sK3,X0)
        | ~ frontsegP(X0,cons(X1,nil))
        | ~ ssList(X0)
        | nil = cons(X1,nil)
        | ~ ssItem(X1)
        | ~ ssList(nil) )
    | ~ spl23_1 ),
    inference(duplicate_literal_removal,[],[f599]) ).

fof(f599,plain,
    ( ! [X0,X1] :
        ( ~ frontsegP(sK3,X0)
        | ~ frontsegP(X0,cons(X1,nil))
        | ~ ssList(X0)
        | nil = cons(X1,nil)
        | ~ ssItem(X1)
        | ~ ssItem(X1)
        | ~ ssList(nil) )
    | ~ spl23_1 ),
    inference(resolution,[],[f585,f303]) ).

fof(f585,plain,
    ( ! [X0,X1] :
        ( ~ ssList(cons(X1,nil))
        | ~ frontsegP(sK3,X0)
        | ~ frontsegP(X0,cons(X1,nil))
        | ~ ssList(X0)
        | nil = cons(X1,nil)
        | ~ ssItem(X1) )
    | ~ spl23_1 ),
    inference(subsumption_resolution,[],[f582,f239]) ).

fof(f582,plain,
    ( ! [X0,X1] :
        ( ~ frontsegP(X0,cons(X1,nil))
        | ~ frontsegP(sK3,X0)
        | ~ ssList(cons(X1,nil))
        | ~ ssList(X0)
        | ~ ssList(sK3)
        | nil = cons(X1,nil)
        | ~ ssItem(X1) )
    | ~ spl23_1 ),
    inference(duplicate_literal_removal,[],[f575]) ).

fof(f575,plain,
    ( ! [X0,X1] :
        ( ~ frontsegP(X0,cons(X1,nil))
        | ~ frontsegP(sK3,X0)
        | ~ ssList(cons(X1,nil))
        | ~ ssList(X0)
        | ~ ssList(sK3)
        | nil = cons(X1,nil)
        | ~ ssList(cons(X1,nil))
        | ~ ssItem(X1) )
    | ~ spl23_1 ),
    inference(resolution,[],[f263,f430]) ).

fof(f430,plain,
    ( ! [X0] :
        ( ~ frontsegP(sK3,cons(X0,nil))
        | nil = cons(X0,nil)
        | ~ ssList(cons(X0,nil))
        | ~ ssItem(X0) )
    | ~ spl23_1 ),
    inference(resolution,[],[f429,f392]) ).

fof(f392,plain,
    ! [X0] :
      ( totalorderedP(cons(X0,nil))
      | ~ ssItem(X0) ),
    inference(subsumption_resolution,[],[f366,f253]) ).

fof(f366,plain,
    ! [X0] :
      ( totalorderedP(cons(X0,nil))
      | ~ ssList(nil)
      | ~ ssItem(X0) ),
    inference(equality_resolution,[],[f281]) ).

fof(f281,plain,
    ! [X0,X1] :
      ( totalorderedP(cons(X0,X1))
      | nil != X1
      | ~ ssList(X1)
      | ~ ssItem(X0) ),
    inference(cnf_transformation,[],[f203]) ).

fof(f203,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( ( totalorderedP(cons(X0,X1))
              | ( ( ~ leq(X0,hd(X1))
                  | ~ totalorderedP(X1)
                  | nil = X1 )
                & nil != X1 ) )
            & ( ( leq(X0,hd(X1))
                & totalorderedP(X1)
                & nil != X1 )
              | nil = X1
              | ~ totalorderedP(cons(X0,X1)) ) )
          | ~ ssList(X1) )
      | ~ ssItem(X0) ),
    inference(flattening,[],[f202]) ).

fof(f202,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( ( totalorderedP(cons(X0,X1))
              | ( ( ~ leq(X0,hd(X1))
                  | ~ totalorderedP(X1)
                  | nil = X1 )
                & nil != X1 ) )
            & ( ( leq(X0,hd(X1))
                & totalorderedP(X1)
                & nil != X1 )
              | nil = X1
              | ~ totalorderedP(cons(X0,X1)) ) )
          | ~ ssList(X1) )
      | ~ ssItem(X0) ),
    inference(nnf_transformation,[],[f123]) ).

fof(f123,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( totalorderedP(cons(X0,X1))
          <=> ( ( leq(X0,hd(X1))
                & totalorderedP(X1)
                & nil != X1 )
              | nil = X1 ) )
          | ~ ssList(X1) )
      | ~ ssItem(X0) ),
    inference(ennf_transformation,[],[f67]) ).

fof(f67,axiom,
    ! [X0] :
      ( ssItem(X0)
     => ! [X1] :
          ( ssList(X1)
         => ( totalorderedP(cons(X0,X1))
          <=> ( ( leq(X0,hd(X1))
                & totalorderedP(X1)
                & nil != X1 )
              | nil = X1 ) ) ) ),
    file('/export/starexec/sandbox/tmp/tmp.2gL2jcdDiK/Vampire---4.8_31760',ax67) ).

fof(f429,plain,
    ( ! [X0] :
        ( ~ totalorderedP(X0)
        | ~ ssList(X0)
        | nil = X0
        | ~ frontsegP(sK3,X0) )
    | ~ spl23_1 ),
    inference(subsumption_resolution,[],[f426,f253]) ).

fof(f426,plain,
    ( ! [X0] :
        ( nil = X0
        | ~ ssList(X0)
        | ~ ssList(nil)
        | ~ totalorderedP(X0)
        | ~ frontsegP(sK3,X0) )
    | ~ spl23_1 ),
    inference(duplicate_literal_removal,[],[f425]) ).

fof(f425,plain,
    ( ! [X0] :
        ( nil = X0
        | ~ ssList(X0)
        | ~ ssList(nil)
        | ~ totalorderedP(X0)
        | ~ frontsegP(sK3,X0)
        | ~ ssList(X0) )
    | ~ spl23_1 ),
    inference(resolution,[],[f250,f413]) ).

fof(f413,plain,
    ( ! [X4] :
        ( ~ neq(nil,X4)
        | ~ totalorderedP(X4)
        | ~ frontsegP(sK3,X4)
        | ~ ssList(X4) )
    | ~ spl23_1 ),
    inference(subsumption_resolution,[],[f412,f269]) ).

fof(f269,plain,
    ! [X0] :
      ( segmentP(X0,nil)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f114]) ).

fof(f114,plain,
    ! [X0] :
      ( segmentP(X0,nil)
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f57]) ).

fof(f57,axiom,
    ! [X0] :
      ( ssList(X0)
     => segmentP(X0,nil) ),
    file('/export/starexec/sandbox/tmp/tmp.2gL2jcdDiK/Vampire---4.8_31760',ax57) ).

fof(f412,plain,
    ( ! [X4] :
        ( ~ segmentP(X4,nil)
        | ~ neq(nil,X4)
        | ~ totalorderedP(X4)
        | ~ frontsegP(sK3,X4)
        | ~ ssList(X4) )
    | ~ spl23_1 ),
    inference(forward_demodulation,[],[f409,f382]) ).

fof(f382,plain,
    ( nil = sK2
    | ~ spl23_1 ),
    inference(avatar_component_clause,[],[f381]) ).

fof(f409,plain,
    ( ! [X4] :
        ( ~ neq(nil,X4)
        | ~ totalorderedP(X4)
        | ~ segmentP(X4,sK2)
        | ~ frontsegP(sK3,X4)
        | ~ ssList(X4) )
    | ~ spl23_1 ),
    inference(backward_demodulation,[],[f244,f382]) ).

fof(f244,plain,
    ! [X4] :
      ( ~ totalorderedP(X4)
      | ~ segmentP(X4,sK2)
      | ~ frontsegP(sK3,X4)
      | ~ neq(sK2,X4)
      | ~ ssList(X4) ),
    inference(cnf_transformation,[],[f186]) ).

fof(f250,plain,
    ! [X0,X1] :
      ( neq(X0,X1)
      | X0 = X1
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f187]) ).

fof(f187,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( ( neq(X0,X1)
              | X0 = X1 )
            & ( X0 != X1
              | ~ neq(X0,X1) ) )
          | ~ ssList(X1) )
      | ~ ssList(X0) ),
    inference(nnf_transformation,[],[f100]) ).

fof(f100,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( neq(X0,X1)
          <=> X0 != X1 )
          | ~ ssList(X1) )
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f15]) ).

fof(f15,axiom,
    ! [X0] :
      ( ssList(X0)
     => ! [X1] :
          ( ssList(X1)
         => ( neq(X0,X1)
          <=> X0 != X1 ) ) ),
    file('/export/starexec/sandbox/tmp/tmp.2gL2jcdDiK/Vampire---4.8_31760',ax15) ).

fof(f263,plain,
    ! [X2,X0,X1] :
      ( frontsegP(X0,X2)
      | ~ frontsegP(X1,X2)
      | ~ frontsegP(X0,X1)
      | ~ ssList(X2)
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f111]) ).

fof(f111,plain,
    ! [X0] :
      ( ! [X1] :
          ( ! [X2] :
              ( frontsegP(X0,X2)
              | ~ frontsegP(X1,X2)
              | ~ frontsegP(X0,X1)
              | ~ ssList(X2) )
          | ~ ssList(X1) )
      | ~ ssList(X0) ),
    inference(flattening,[],[f110]) ).

fof(f110,plain,
    ! [X0] :
      ( ! [X1] :
          ( ! [X2] :
              ( frontsegP(X0,X2)
              | ~ frontsegP(X1,X2)
              | ~ frontsegP(X0,X1)
              | ~ ssList(X2) )
          | ~ ssList(X1) )
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f40]) ).

fof(f40,axiom,
    ! [X0] :
      ( ssList(X0)
     => ! [X1] :
          ( ssList(X1)
         => ! [X2] :
              ( ssList(X2)
             => ( ( frontsegP(X1,X2)
                  & frontsegP(X0,X1) )
               => frontsegP(X0,X2) ) ) ) ),
    file('/export/starexec/sandbox/tmp/tmp.2gL2jcdDiK/Vampire---4.8_31760',ax40) ).

fof(f302,plain,
    ! [X0,X1] :
      ( cons(X1,X0) != X0
      | ~ ssItem(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f132]) ).

fof(f132,plain,
    ! [X0] :
      ( ! [X1] :
          ( cons(X1,X0) != X0
          | ~ ssItem(X1) )
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f18]) ).

fof(f18,axiom,
    ! [X0] :
      ( ssList(X0)
     => ! [X1] :
          ( ssItem(X1)
         => cons(X1,X0) != X0 ) ),
    file('/export/starexec/sandbox/tmp/tmp.2gL2jcdDiK/Vampire---4.8_31760',ax18) ).

fof(f407,plain,
    ( spl23_1
    | ~ spl23_2 ),
    inference(avatar_contradiction_clause,[],[f406]) ).

fof(f406,plain,
    ( $false
    | spl23_1
    | ~ spl23_2 ),
    inference(subsumption_resolution,[],[f405,f238]) ).

fof(f238,plain,
    ssList(sK2),
    inference(cnf_transformation,[],[f186]) ).

fof(f405,plain,
    ( ~ ssList(sK2)
    | spl23_1
    | ~ spl23_2 ),
    inference(subsumption_resolution,[],[f399,f383]) ).

fof(f383,plain,
    ( nil != sK2
    | spl23_1 ),
    inference(avatar_component_clause,[],[f381]) ).

fof(f399,plain,
    ( nil = sK2
    | ~ ssList(sK2)
    | ~ spl23_2 ),
    inference(resolution,[],[f254,f395]) ).

fof(f395,plain,
    ( frontsegP(nil,sK2)
    | ~ spl23_2 ),
    inference(backward_demodulation,[],[f242,f386]) ).

fof(f386,plain,
    ( nil = sK3
    | ~ spl23_2 ),
    inference(avatar_component_clause,[],[f385]) ).

fof(f242,plain,
    frontsegP(sK3,sK2),
    inference(cnf_transformation,[],[f186]) ).

fof(f254,plain,
    ! [X0] :
      ( ~ frontsegP(nil,X0)
      | nil = X0
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f189]) ).

fof(f189,plain,
    ! [X0] :
      ( ( ( frontsegP(nil,X0)
          | nil != X0 )
        & ( nil = X0
          | ~ frontsegP(nil,X0) ) )
      | ~ ssList(X0) ),
    inference(nnf_transformation,[],[f102]) ).

fof(f102,plain,
    ! [X0] :
      ( ( frontsegP(nil,X0)
      <=> nil = X0 )
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f46]) ).

fof(f46,axiom,
    ! [X0] :
      ( ssList(X0)
     => ( frontsegP(nil,X0)
      <=> nil = X0 ) ),
    file('/export/starexec/sandbox/tmp/tmp.2gL2jcdDiK/Vampire---4.8_31760',ax46) ).

fof(f389,plain,
    ( spl23_2
    | spl23_1 ),
    inference(avatar_split_clause,[],[f356,f381,f385]) ).

fof(f356,plain,
    ( nil = sK2
    | nil = sK3 ),
    inference(definition_unfolding,[],[f245,f241,f240]) ).

fof(f240,plain,
    sK1 = sK3,
    inference(cnf_transformation,[],[f186]) ).

fof(f241,plain,
    sK0 = sK2,
    inference(cnf_transformation,[],[f186]) ).

fof(f245,plain,
    ( nil = sK0
    | nil = sK1 ),
    inference(cnf_transformation,[],[f186]) ).

fof(f388,plain,
    ( ~ spl23_1
    | ~ spl23_2 ),
    inference(avatar_split_clause,[],[f353,f385,f381]) ).

fof(f353,plain,
    ( nil != sK3
    | nil != sK2 ),
    inference(definition_unfolding,[],[f248,f240,f241]) ).

fof(f248,plain,
    ( nil != sK1
    | nil != sK0 ),
    inference(cnf_transformation,[],[f186]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.13  % Problem    : SWC031+1 : TPTP v8.1.2. Released v2.4.0.
% 0.13/0.15  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule file --schedule_file /export/starexec/sandbox/solver/bin/quickGreedyProduceRating_steal_pow3.txt --cores 8 -m 12000 -t %d %s
% 0.16/0.37  % Computer : n007.cluster.edu
% 0.16/0.37  % Model    : x86_64 x86_64
% 0.16/0.37  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.16/0.37  % Memory   : 8042.1875MB
% 0.16/0.37  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.16/0.37  % CPULimit   : 300
% 0.16/0.37  % WCLimit    : 300
% 0.16/0.37  % DateTime   : Tue Apr 30 18:11:03 EDT 2024
% 0.16/0.37  % CPUTime    : 
% 0.16/0.37  This is a FOF_THM_RFO_SEQ problem
% 0.16/0.37  Running vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule file --schedule_file /export/starexec/sandbox/solver/bin/quickGreedyProduceRating_steal_pow3.txt --cores 8 -m 12000 -t 300 /export/starexec/sandbox/tmp/tmp.2gL2jcdDiK/Vampire---4.8_31760
% 0.61/0.76  % (32018)dis-1011_2:1_sil=2000:lsd=20:nwc=5.0:flr=on:mep=off:st=3.0:i=34:sd=1:ep=RS:ss=axioms_0 on Vampire---4 for (2996ds/34Mi)
% 0.61/0.76  % (32021)ott+1011_1:1_sil=2000:urr=on:i=33:sd=1:kws=inv_frequency:ss=axioms:sup=off_0 on Vampire---4 for (2996ds/33Mi)
% 0.61/0.76  % (32020)lrs+1011_1:1_sil=8000:sp=occurrence:nwc=10.0:i=78:ss=axioms:sgt=8_0 on Vampire---4 for (2996ds/78Mi)
% 0.61/0.76  % (32019)lrs+1011_461:32768_sil=16000:irw=on:sp=frequency:lsd=20:fd=preordered:nwc=10.0:s2agt=32:alpa=false:cond=fast:s2a=on:i=51:s2at=3.0:awrs=decay:awrsf=691:bd=off:nm=20:fsr=off:amm=sco:uhcvi=on:rawr=on_0 on Vampire---4 for (2996ds/51Mi)
% 0.61/0.76  % (32025)lrs-21_1:1_to=lpo:sil=2000:sp=frequency:sos=on:lma=on:i=56:sd=2:ss=axioms:ep=R_0 on Vampire---4 for (2996ds/56Mi)
% 0.61/0.76  % (32024)lrs+21_1:5_sil=2000:sos=on:urr=on:newcnf=on:slsq=on:i=83:slsql=off:bd=off:nm=2:ss=axioms:st=1.5:sp=const_min:gsp=on:rawr=on_0 on Vampire---4 for (2996ds/83Mi)
% 0.61/0.76  % (32023)lrs+1002_1:16_to=lpo:sil=32000:sp=unary_frequency:sos=on:i=45:bd=off:ss=axioms_0 on Vampire---4 for (2996ds/45Mi)
% 0.61/0.76  % (32022)lrs+2_1:1_sil=16000:fde=none:sos=all:nwc=5.0:i=34:ep=RS:s2pl=on:lma=on:afp=100000_0 on Vampire---4 for (2996ds/34Mi)
% 0.61/0.77  % (32021)Instruction limit reached!
% 0.61/0.77  % (32021)------------------------------
% 0.61/0.77  % (32021)Version: Vampire 4.8 (commit 8e9376e55 on 2024-01-18 13:49:33 +0100)
% 0.61/0.77  % (32022)Instruction limit reached!
% 0.61/0.77  % (32022)------------------------------
% 0.61/0.77  % (32022)Version: Vampire 4.8 (commit 8e9376e55 on 2024-01-18 13:49:33 +0100)
% 0.61/0.77  % (32022)Termination reason: Unknown
% 0.61/0.77  % (32022)Termination phase: Saturation
% 0.61/0.77  
% 0.61/0.77  % (32022)Memory used [KB]: 1969
% 0.61/0.77  % (32022)Time elapsed: 0.012 s
% 0.61/0.77  % (32022)Instructions burned: 34 (million)
% 0.61/0.77  % (32022)------------------------------
% 0.61/0.77  % (32022)------------------------------
% 0.61/0.77  % (32021)Termination reason: Unknown
% 0.61/0.77  % (32021)Termination phase: Saturation
% 0.61/0.77  
% 0.61/0.77  % (32021)Memory used [KB]: 1798
% 0.61/0.77  % (32021)Time elapsed: 0.019 s
% 0.61/0.77  % (32021)Instructions burned: 33 (million)
% 0.61/0.77  % (32021)------------------------------
% 0.61/0.77  % (32021)------------------------------
% 0.61/0.77  % (32018)Instruction limit reached!
% 0.61/0.77  % (32018)------------------------------
% 0.61/0.77  % (32018)Version: Vampire 4.8 (commit 8e9376e55 on 2024-01-18 13:49:33 +0100)
% 0.61/0.77  % (32018)Termination reason: Unknown
% 0.61/0.77  % (32018)Termination phase: Saturation
% 0.61/0.77  
% 0.61/0.77  % (32018)Memory used [KB]: 1487
% 0.61/0.77  % (32018)Time elapsed: 0.021 s
% 0.61/0.77  % (32018)Instructions burned: 34 (million)
% 0.61/0.77  % (32018)------------------------------
% 0.61/0.77  % (32018)------------------------------
% 0.61/0.78  % (32020)First to succeed.
% 0.61/0.78  % (32026)lrs+21_1:16_sil=2000:sp=occurrence:urr=on:flr=on:i=55:sd=1:nm=0:ins=3:ss=included:rawr=on:br=off_0 on Vampire---4 for (2996ds/55Mi)
% 0.61/0.78  % (32027)dis+3_25:4_sil=16000:sos=all:erd=off:i=50:s2at=4.0:bd=off:nm=60:sup=off:cond=on:av=off:ins=2:nwc=10.0:etr=on:to=lpo:s2agt=20:fd=off:bsr=unit_only:slsq=on:slsqr=28,19:awrs=converge:awrsf=500:tgt=ground:bs=unit_only_0 on Vampire---4 for (2996ds/50Mi)
% 0.61/0.78  % (32028)lrs+1010_1:2_sil=4000:tgt=ground:nwc=10.0:st=2.0:i=208:sd=1:bd=off:ss=axioms_0 on Vampire---4 for (2996ds/208Mi)
% 0.61/0.78  % (32020)Refutation found. Thanks to Tanya!
% 0.61/0.78  % SZS status Theorem for Vampire---4
% 0.61/0.78  % SZS output start Proof for Vampire---4
% See solution above
% 0.61/0.78  % (32020)------------------------------
% 0.61/0.78  % (32020)Version: Vampire 4.8 (commit 8e9376e55 on 2024-01-18 13:49:33 +0100)
% 0.61/0.78  % (32020)Termination reason: Refutation
% 0.61/0.78  
% 0.61/0.78  % (32020)Memory used [KB]: 1410
% 0.61/0.78  % (32020)Time elapsed: 0.024 s
% 0.61/0.78  % (32020)Instructions burned: 40 (million)
% 0.61/0.78  % (32020)------------------------------
% 0.61/0.78  % (32020)------------------------------
% 0.61/0.78  % (32014)Success in time 0.393 s
% 0.61/0.78  % Vampire---4.8 exiting
%------------------------------------------------------------------------------